
Fue
lgauge ....................................... 31
Grade (gasoline) ............................ 351
Important safety notes ..................351
Premium-grade unleaded gasoline .351
Problem (malfunction) ...................163
Quality (diesel). .............................. 352
Refueling ........................................ 160
Tank content/reserve fuel .............351
Fuel filler flap
Emergency release ........................162
Opening/closing ............................ 161
Fuel filte r(display message) ............227
Fuel level Calling up the range (on-board
computer) ...................................... 212
Fuel tank
Capacity ........................................ 351
Problem (malfunction) ...................163
Fuse allocation chart (vehicle tool
kit) ...................................................... 299
Fuses Allocation chart ............................. 309
Before changing ............................. 309
Dashboard fuse box .......................309
Engine emergency stop .................310
Fuse box in the cargo
compartment ................................. 310
Fuse box in the engine
compartment ................................. 309
Important safety notes ..................308 G
Garage door opener Clearing the memory .....................280
Important safety notes ..................277
Opening/closing the garage door ..280
Programming (button in the rear-
view mirror) ................................... 278
Genuine Mercedes-Benz parts .........348
Glove box ........................................... 251
GTW (Gross Trailer Weight)
(definition) ......................................... 332 H
Handbrake see Parking brake
Hazard warning lamps ......................124
Headlamp delayed switch-off see Exterior lighting delayed switch-off
Headlamps
Adding fluid to cleaning system .....288
Cleaning system (capacity )............ 356
Cleaning system (function) ............123
Cleaning system (notes) ................356
Fogging up ..................................... 124
see Automatic headlamp mode
Head restraints
Adjusting ....................................... 103
Adjusting (electrically). ..................103
Adjusting (manually). .....................103
Adjusting (rear) .............................. 104
Installing/removing (rear) ..............104
Luxury ............................................ 103
see NECK-PRO head restraints/
NECK-PRO luxury head restraints
Heating
see Climate control
High-beam headlamps
Changing bulbs .............................. 128
Display message ............................ 222
Switching on/off ........................... 123
Hill start assist .................................. 152
Hood Closing .......................................... .285
Display message ............................ 235
Opening ......................................... 284
Hydroplaning ..................................... 171 I
Ignition lock see Key positions
Immobilizer .......................................... 72
Indicator and warning lamps DISTRONI C.................................... 246
Indicator lamps
see Warning and indicator lamps
Insectp rotection on the radiator ....285 10
Index

Cockpit
Function Page
:
Steering wheel paddle
shifters
157
;
Cruise control lever 173
=
Instrument cluster 31
?
Horn
A
DIRECT SELECT lever 154
B
PARKTRONIC warning
display
186
C
Overhead control panel 36
D
Climate control systems 134
E
Ignition lock 149
Start/Stop button
149 Function Page
F
Adjusting the steering
wheel manually
112
G
Adjusting the steering
wheel electrically
112
Steering wheel heating 112
H
Parking brake 167
I
Diagnostics connection 24
J
Opening the hood 284
K
Releasing the parking brake 167
L
Ligh
tswitch 120
M
Combinatio
nswitch 12330
CockpitAt a glance

X
To switc hoff using KEYLESS-GO: unlock
the vehicle with KEYLESS-GO.
or
X Press the Start/Stop button on the
dashboard. The SmartKey must be inside
the vehicle.
Av isual and audible alarm is triggered if the
alarm system is armed and you open:
R a door
R the vehicle with the mechanical key
R the tailgate
R the hood
X To turn the alarm off with the
SmartKey: press the%or& button
on the SmartKey.
The alarm is switched off.
or
X Insert the SmartKey into the ignition lock.
The alarm is switched off.
X To stop the alar musing KEYLESS-GO:
grasp the outside door handle. The
SmartKey must be outside the vehicle.
The alarm is switched off.
or
X Press the Start/Stop button on the
dashboard. The SmartKey must be inside
the vehicle.
The alarm is switched off.
The alarm is not switched off, even if you
close the open door that has triggered it, for
example.
i If the alarm stays on for more than
30 seconds, the mbrace (USA only) or TELE
AID (Canada only) emergency call system
initiates a call to the Customer Assistance
Center automatically. The emergency call
system initiates the call provided that:
R you have subscribed to the mbrace/
TELEAID Service.
R the mbrace/TELEAID Service has been
activated properly.
R the required mobile phone, power supply
and GPS are available. Theft deterrent locking system
73Safety Z

Switching the rear window wiper on/
off
Combination switch
:
è Rear window wiper switch
2 ô To wipe with washer fluid
3 ITo switch on intermittent wiping
4 0To switch off intermittent wiping
5 ô To wipe with washer fluid
X Turn the SmartKey to position 1or 2in the
ignition lock (Y page 149).
X Turn switch :on the combination switch
to the corresponding position.
When the rear window wiper is switched on,
the icon appears in the instrumen tcluster. Replacing the wiper blades
Important safety notes G
WARNING
For safety reasons, switch off the windshield
wipers and remove the SmartKey from the
ignition lock before changing the wiper blades
(vehicles with KEYLESS-GO: make sure that
the on-board electronics are in state 0).
Otherwise, the wiper motor could be switched
on suddenly and cause injury.
! Neve ropen the hood if a windshield wiper
arm has been folded away from the
windshield.
Never fold a windshield wiper arm without
a wiper blade back onto the windshield/
rear window. Hold the windshield wiper arm firmly when
you change the wiper blade. If you release
the windshield wiper arm without a wiper
blade and it falls onto the windshield, the
windshield may be damaged by the force of
the impact.
Mercedes-Benz recommends that you have
the wiper blades changed at
aqualified
specialist workshop.
! To avoid damaging the wiper blades,
make sure that you touch only the wiper
arm of the wiper.
Changing the windshield wiper blades Removing the wiper blades
X
Remove the SmartKey from the ignition
lock.
X Fold the wiper arm away from the
windshield. X
Press both release clips ;.
X Fold wiper blade :in the direction of
arrow =away from wiper arm ?.
X Remove wiper blade :in the direction of
arrow A. Windshiel
dwipers
131Lights and windshield wipers Z

Setting the air vents
Important safety notes
G
WARNING
Very hot or very cold air can flow from the air
vents. This could cause burns or frostbite to
bare skin in the immediate vicinity of the
vents. Keep bare skin away from these air
vents. If necessary, direct the airflow away to
a different area of the vehicle interior.
In order to ensure the direct flow of fresh air
through the air vents into the vehicle interior,
please observe the following notes:
R keep the air intake grill on the hood free of
blockages, such as ice, snow or leaves.
R never cover the air vents or air intake grilles
in the vehicle interior.
i For virtually draft-free ventilation, adjust
the sliders of the air vents to the center
position. Setting the center air vents
:
Center air vent, left
; Center air vent, right
= Center vent thumbwheel, right
? Center vent thumbwheel, left
X To open/close: turn thumbwheels =
and ?up or down. Setting the side air vents X
To open/close: turn thumbwheel =up or
down.
i Side window defroster vent :is never
completely shut, even if side air vent ;is
shut. Setting the rear-compartment air
vents
Setting the center vents in the rear
compartment :
Rear control panel, only with automatic
climate control
; Rear-compartment air vent, right
= Rear-compartment air vent, left
When the climate control panel is switched
on/off, the air supply through the rear-
compartmen tair vents is also switched on/
off.
These rear-compartmen tside air vents are
only available if your vehicle has 3-zone
automatic climate control. 144
Setting the air ventsClimate control

Standard display menu
Standard display Standard display
:
Trip odometer
; Odometer
X Press the VorU button on the
steering wheel to select the standard
display.
X To reset the trip odometer: press and
hold the .reset button in the instrument
cluster until the trip odometer is reset.
You can select the following functions in the
Standard display menu using the&or
* button:
R Tire pressure loss warning (Y page 319)
(Canada only)
R Tire pressure monitor (Y page 320) (USA
only)
R Coolant temperature (Y page 203)
R Digital speedometer or outside
temperature (Y page 203)
R ASSYST PLUS service interval display
(Y page 288)
R Engine oil level (Y page 285)
Displaying the coolant temperature G
WARNING
Driving when your engine is overheated can
cause some fluids which may have leaked into
the engine compartment to catch fire. You
could be seriously burned.
Steam from an overheated engine can cause
serious burns which can occur just by opening
the engine hood. Stay away from the engine
if you see or hear steam coming from it. Stop the vehicle in a safe location away from
other traffic. Turn off the engine, get out of the
vehicle and do not stand near the vehicle until
the engine has cooled down.
! If the coolant temperature is over 248 ‡
(120 †), do not continue driving. The
engine will otherwise be damaged. X
Press the VorU button on the
steering wheel to select the standard
display.
X Press the &or* button to select the
coolant temperature.
Under normal driving conditions, with the
correcta nti-corrosiona nd antifreeze additive
concentration, the reading may rise to
248 ‡(120 †) .
Displaying the digital speedomete ror
outside temperature Digital speedometer
Outside temperature
If you have selected the digital speedometer
for the status bar (Y
page 207), the outside
temperature is displayed here. Menus and submenus
203On-board computer and displays Z

Display messages Possible causes/consequences and
M Solutions
?
Coolant Stop car,
switch engine off The coolan
tis too hot.
Aw arning tone also sounds.
G WARNING
Do no tdrive when youre ngine is overheated. Thi scan cause some
fluids which may have leaked into the engine compartmen tto
catch fire.
Stea mfrom the overheated engine can also cause serious burns
which can occur just by opening the hood.
There is a risk of injury.
X Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 166).
X Leave the vehicle and keep a safe distance from the vehicle until
the engine has cooled down.
X Make sure that the air supply to the engine radiator is not
blocked, e.g. by snow, slush or ice.
X Do not start the engine again until the display message goes out
and the coolant temperature is under 248 ‡ (120 †).
Otherwise, the engine could be damaged.
X Pay attention to the coolant temperature display.
X If the temperature increases again, visit a qualified specialist
workshop immediately.
Under normal operating conditions and with the specified coolant
level, the coolant temperature may rise to 248 ‡ (120 †). Display messages
225On-board computer and displays Z

Display messages Possible causes/consequences and
M Solutions
Depress brake to
shift out of P. You have attempted to mov
ethe transmission selector lever to
position D,Ror Nwithout depressing the brake pedal.
X Depress the brake pedal. Door Open Vehicle
Not In Park The driver's door is open and the transmission is in position
R,N
or D.
X Shift the transmission to position P.
X Secure the vehicle against rolling away (Y page 166).Drive to workshop
without shifting
gears. You cannot change the transmission position due to a malfunction.
If transmission position
Dis selected:
X Drive to a qualified specialist workshop without shifting the
transmission from position D.
If transmission position R,Nor Pis selected:
X Notify a qualified specialist workshop or breakdown service. Only shift to P
when vehicle is at
a standstill. The vehicle is moving.
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Shift the transmission to position P.E The hood or the tailgate is open.
G WARNING
The open hood may block your view when the vehicle is in motion.
There is a risk of an accident.
When the engine is running, exhaust gases can enter the vehicle
interior if the tailgate is open.
There is a risk of poisoning.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 166).
X Close the hood or tailgate. You have attempted to lock the vehicle with KEYLESS-GO while
the tailgate or door is open.
X
Close all the doors and/or the tailgate. ; At least one door is open.
X
Close all the doors. Display messages
235On-board computer and displays Z